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6 |
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7 | (function (Prism) {
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8 | Prism.languages.ruby = Prism.languages.extend('clike', {
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9 | 'comment': {
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10 | pattern: /#.*|^=begin\s[\s\S]*?^=end/m,
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11 | greedy: true
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12 | },
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13 | 'class-name': {
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14 | pattern: /(\b(?:class|module)\s+|\bcatch\s+\()[\w.\\]+|\b[A-Z_]\w*(?=\s*\.\s*new\b)/,
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15 | lookbehind: true,
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16 | inside: {
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17 | 'punctuation': /[.\\]/
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18 | }
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19 | },
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20 | 'keyword': /\b(?:BEGIN|END|alias|and|begin|break|case|class|def|define_method|defined|do|each|else|elsif|end|ensure|extend|for|if|in|include|module|new|next|nil|not|or|prepend|private|protected|public|raise|redo|require|rescue|retry|return|self|super|then|throw|undef|unless|until|when|while|yield)\b/,
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21 | 'operator': /\.{2,3}|&\.|===|<?=>|[!=]?~|(?:&&|\|\||<<|>>|\*\*|[+\-*/%<>!^&|=])=?|[?:]/,
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22 | 'punctuation': /[(){}[\].,;]/,
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23 | });
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24 |
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25 | Prism.languages.insertBefore('ruby', 'operator', {
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26 | 'double-colon': {
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27 | pattern: /::/,
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28 | alias: 'punctuation'
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29 | },
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30 | });
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31 |
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32 | var interpolation = {
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33 | pattern: /((?:^|[^\\])(?:\\{2})*)#\{(?:[^{}]|\{[^{}]*\})*\}/,
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34 | lookbehind: true,
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35 | inside: {
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36 | 'content': {
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37 | pattern: /^(#\{)[\s\S]+(?=\}$)/,
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38 | lookbehind: true,
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39 | inside: Prism.languages.ruby
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40 | },
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41 | 'delimiter': {
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42 | pattern: /^#\{|\}$/,
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43 | alias: 'punctuation'
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44 | }
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45 | }
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46 | };
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47 |
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48 | delete Prism.languages.ruby.function;
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49 |
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50 | var percentExpression = '(?:' + [
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51 | /([^a-zA-Z0-9\s{(\[<=])(?:(?!\1)[^\\]|\\[\s\S])*\1/.source,
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52 | /\((?:[^()\\]|\\[\s\S]|\((?:[^()\\]|\\[\s\S])*\))*\)/.source,
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53 | /\{(?:[^{}\\]|\\[\s\S]|\{(?:[^{}\\]|\\[\s\S])*\})*\}/.source,
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54 | /\[(?:[^\[\]\\]|\\[\s\S]|\[(?:[^\[\]\\]|\\[\s\S])*\])*\]/.source,
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55 | /<(?:[^<>\\]|\\[\s\S]|<(?:[^<>\\]|\\[\s\S])*>)*>/.source
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56 | ].join('|') + ')';
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57 |
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58 | var symbolName = /(?:"(?:\\.|[^"\\\r\n])*"|(?:\b[a-zA-Z_]\w*|[^\s\0-\x7F]+)[?!]?|\$.)/.source;
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59 |
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60 | Prism.languages.insertBefore('ruby', 'keyword', {
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61 | 'regex-literal': [
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62 | {
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63 | pattern: RegExp(/%r/.source + percentExpression + /[egimnosux]{0,6}/.source),
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64 | greedy: true,
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65 | inside: {
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66 | 'interpolation': interpolation,
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67 | 'regex': /[\s\S]+/
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68 | }
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69 | },
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70 | {
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71 | pattern: /(^|[^/])\/(?!\/)(?:\[[^\r\n\]]+\]|\\.|[^[/\\\r\n])+\/[egimnosux]{0,6}(?=\s*(?:$|[\r\n,.;})#]))/,
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72 | lookbehind: true,
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73 | greedy: true,
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74 | inside: {
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75 | 'interpolation': interpolation,
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76 | 'regex': /[\s\S]+/
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77 | }
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78 | }
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79 | ],
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80 | 'variable': /[@$]+[a-zA-Z_]\w*(?:[?!]|\b)/,
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81 | 'symbol': [
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82 | {
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83 | pattern: RegExp(/(^|[^:]):/.source + symbolName),
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84 | lookbehind: true,
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85 | greedy: true
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86 | },
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87 | {
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88 | pattern: RegExp(/([\r\n{(,][ \t]*)/.source + symbolName + /(?=:(?!:))/.source),
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89 | lookbehind: true,
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90 | greedy: true
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91 | },
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92 | ],
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93 | 'method-definition': {
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94 | pattern: /(\bdef\s+)\w+(?:\s*\.\s*\w+)?/,
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95 | lookbehind: true,
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96 | inside: {
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97 | 'function': /\b\w+$/,
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98 | 'keyword': /^self\b/,
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99 | 'class-name': /^\w+/,
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100 | 'punctuation': /\./
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101 | }
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102 | }
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103 | });
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104 |
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105 | Prism.languages.insertBefore('ruby', 'string', {
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106 | 'string-literal': [
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107 | {
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108 | pattern: RegExp(/%[qQiIwWs]?/.source + percentExpression),
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109 | greedy: true,
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110 | inside: {
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111 | 'interpolation': interpolation,
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112 | 'string': /[\s\S]+/
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113 | }
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114 | },
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115 | {
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116 | pattern: /("|')(?:#\{[^}]+\}|#(?!\{)|\\(?:\r\n|[\s\S])|(?!\1)[^\\#\r\n])*\1/,
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117 | greedy: true,
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118 | inside: {
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119 | 'interpolation': interpolation,
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120 | 'string': /[\s\S]+/
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121 | }
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122 | },
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123 | {
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124 | pattern: /<<[-~]?([a-z_]\w*)[\r\n](?:.*[\r\n])*?[\t ]*\1/i,
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125 | alias: 'heredoc-string',
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126 | greedy: true,
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127 | inside: {
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128 | 'delimiter': {
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129 | pattern: /^<<[-~]?[a-z_]\w*|\b[a-z_]\w*$/i,
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130 | inside: {
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131 | 'symbol': /\b\w+/,
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132 | 'punctuation': /^<<[-~]?/
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133 | }
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134 | },
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135 | 'interpolation': interpolation,
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136 | 'string': /[\s\S]+/
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137 | }
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138 | },
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139 | {
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140 | pattern: /<<[-~]?'([a-z_]\w*)'[\r\n](?:.*[\r\n])*?[\t ]*\1/i,
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141 | alias: 'heredoc-string',
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142 | greedy: true,
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143 | inside: {
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144 | 'delimiter': {
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145 | pattern: /^<<[-~]?'[a-z_]\w*'|\b[a-z_]\w*$/i,
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146 | inside: {
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147 | 'symbol': /\b\w+/,
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148 | 'punctuation': /^<<[-~]?'|'$/,
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149 | }
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150 | },
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151 | 'string': /[\s\S]+/
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152 | }
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153 | }
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154 | ],
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155 | 'command-literal': [
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156 | {
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157 | pattern: RegExp(/%x/.source + percentExpression),
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158 | greedy: true,
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159 | inside: {
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160 | 'interpolation': interpolation,
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161 | 'command': {
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162 | pattern: /[\s\S]+/,
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163 | alias: 'string'
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164 | }
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165 | }
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166 | },
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167 | {
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168 | pattern: /`(?:#\{[^}]+\}|#(?!\{)|\\(?:\r\n|[\s\S])|[^\\`#\r\n])*`/,
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169 | greedy: true,
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170 | inside: {
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171 | 'interpolation': interpolation,
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172 | 'command': {
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173 | pattern: /[\s\S]+/,
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174 | alias: 'string'
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175 | }
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176 | }
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177 | }
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178 | ]
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179 | });
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180 |
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181 | delete Prism.languages.ruby.string;
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182 |
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183 | Prism.languages.insertBefore('ruby', 'number', {
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184 | 'builtin': /\b(?:Array|Bignum|Binding|Class|Continuation|Dir|Exception|FalseClass|File|Fixnum|Float|Hash|IO|Integer|MatchData|Method|Module|NilClass|Numeric|Object|Proc|Range|Regexp|Stat|String|Struct|Symbol|TMS|Thread|ThreadGroup|Time|TrueClass)\b/,
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185 | 'constant': /\b[A-Z][A-Z0-9_]*(?:[?!]|\b)/
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186 | });
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187 |
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188 | Prism.languages.rb = Prism.languages.ruby;
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189 | }(Prism));
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190 |
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